9821147068 has 24 divisors (see below), whose sum is σ = 17318268800. Its totient is φ = 4873160880.

The previous prime is 9821147057. The next prime is 9821147081. The reversal of 9821147068 is 8607411289.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 439633 + ... + 461431.

Almost surely, 2^9821147068 is an apocalyptic number.

It is an amenable number.

9821147068 is a deficient number, since it is larger than the sum of its proper divisors (7497121732).

9821147068 is a wasteful number, since it uses less digits than its factorization.

9821147068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22657 (or 22655 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 46.

The square root of 9821147068 is about 99101.7006312202. The cubic root of 9821147068 is about 2141.5131136535.

The spelling of 9821147068 in words is "nine billion, eight hundred twenty-one million, one hundred forty-seven thousand, sixty-eight".